2003 YAMAHA WR 250F engine oil

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Page 504 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 179
ENGKICK SHAFT AND SHIFT SHAFT
EC4B4400Shift shaft
1. Inspect:
Shift shaft 
1 
Bend/damage 
→ Replace.
Spring 
2 
Broken 
→ Replace.
EC4C4100Shift guide and shift lever 
assembly
1. Inspe

Page 506 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 181
ENGKICK SHAFT AND SHIFT SHAFT
2. Install:
Shift lever assembly 
1 
To shift guide 
2.
3. Install:
Shift lever assembly 
1 
Shift guide 
2 
NOTE:The shift lever assembly is
installed at the

Page 508 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 183
ENGKICK SHAFT AND SHIFT SHAFT
2. Install:
Torsion spring 
1 
To kick shaft 
2.
NOTE:Make sure the stopper 
a of the tor-
sion spring fits into the hole 
b on the
kick shaft.
3. Install:
Spri

Page 510 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 185
ENGAC MAGNETO AND STARTER CLUTCH
AC MAGNETO AND STARTER CLUTCH
Extent of removal:
1 Starter clutch/wheel gear removal
2 Rotor removal
3 Pickup coil/stator removal
Extent of removal Order Part

Page 522 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 197
ENGAC MAGNETO AND STARTER CLUTCH
2. Install:
Holder 
1 
Bolt 
2 
CAUTION:
Pass the pickup coil lead and
charging coil lead under the
holder while taking care not to
allow these leads to get

Page 524 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 199
ENGAC MAGNETO AND STARTER CLUTCH
6. Install:
Woodruff key 
1 
Rotor 
2 
NOTE:Clean the tapered portions of the
crankshaft and rotor.
When installing the woodruff key,
make sure that its fl

Page 528 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 203
ENGENGINE REMOVAL
EC4M0000
ENGINE REMOVAL
Extent of removal Order Part name Q’ty Remarks
ENGINE REMOVAL
Preparation for removal Hold the machine by placing the suitable 
stand under the fram

Page 532 of 860

YAMAHA WR 250F 2003  Owners Manual 4 - 207
ENGENGINE REMOVAL
Extent of removal:
1 Engine removal
Extent of removal Order Part name Q’ty Remarks
Ignition coil
Disconnect the AC magneto lead.
Starter motor lead Disconnect at the starte